chromium/chrome/services/file_util/single_file_tar_file_extractor.cc

// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/40285824): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif

#include "chrome/services/file_util/single_file_tar_file_extractor.h"

#include <utility>
#include <vector>

#include "base/containers/span.h"
#include "chrome/services/file_util/public/mojom/constants.mojom.h"
#include "chrome/services/file_util/single_file_tar_reader.h"

namespace {

constexpr int kTarBufferSize = …;

// TarExtractorInner extracts a .TAR file and writes the extracted data to the
// destination file.
class TarExtractorInner { … };
}  // namespace

SingleFileTarFileExtractor::SingleFileTarFileExtractor() = default;
SingleFileTarFileExtractor::~SingleFileTarFileExtractor() = default;

void SingleFileTarFileExtractor::Extract(
    base::File src_file,
    base::File dst_file,
    mojo::PendingRemote<chrome::mojom::SingleFileExtractorListener>
        pending_listener,
    SingleFileExtractor::ExtractCallback callback) { … }